/node_modules/babel-polyfill/node_modules/core-js/library/modules/_to-primitive.js

https://bitbucket.org/worklabschd/bingle_customer2 · JavaScript · 12 lines · 9 code · 0 blank · 3 comment · 12 complexity · 17937961361e9bead036928dc1663206 MD5 · raw file

  1. // 7.1.1 ToPrimitive(input [, PreferredType])
  2. var isObject = require('./_is-object');
  3. // instead of the ES6 spec version, we didn't implement @@toPrimitive case
  4. // and the second argument - flag - preferred type is a string
  5. module.exports = function (it, S) {
  6. if (!isObject(it)) return it;
  7. var fn, val;
  8. if (S && typeof (fn = it.toString) == 'function' && !isObject(val = fn.call(it))) return val;
  9. if (typeof (fn = it.valueOf) == 'function' && !isObject(val = fn.call(it))) return val;
  10. if (!S && typeof (fn = it.toString) == 'function' && !isObject(val = fn.call(it))) return val;
  11. throw TypeError("Can't convert object to primitive value");
  12. };